{"id":20813,"date":"2024-01-02T06:22:25","date_gmt":"2024-01-02T06:22:25","guid":{"rendered":"https:\/\/server.hk\/blog\/20813\/"},"modified":"2024-11-14T10:38:10","modified_gmt":"2024-11-14T02:38:10","slug":"how-to-fix-postgresql-error-code-08006-connection_failure","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20813\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-08006-connection_failure-afMrqQctdn\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u985e\u61c9\u7528\u7a0b\u5f0f\u3002\u7136\u800c\uff0c\u8207\u5176\u4ed6\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\uff0c\u5f71\u97ff\u6b63\u5e38\u904b\u4f5c\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\uff0c\u4e26\u63d0\u4f9b\u9010\u6b65\u89e3\u6c7a\u65b9\u6848\u4f86\u4fee\u5fa9\u5b83\u3002<\/p>\n<h2 id=\"understanding-the-postgresql-error-code-08006-connection_failure-afMrqQctdn\">\u7406\u89e3 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure \u767c\u751f\u65bc\u7121\u6cd5\u5efa\u7acb\u8207 PostgreSQL \u6578\u64da\u5eab\u7684\u9023\u63a5\u6642\u3002\u6b64\u932f\u8aa4\u53ef\u80fd\u5728\u5f9e\u5ba2\u6236\u7aef\u61c9\u7528\u7a0b\u5f0f\u9023\u63a5\u6578\u64da\u5eab\u6216\u5728\u4e0d\u540c\u7684 PostgreSQL \u670d\u52d9\u5668\u4e4b\u9593\u5efa\u7acb\u9023\u63a5\u6642\u9047\u5230\u3002<\/p>\n<h2 id=\"possible-causes-of-the-error-afMrqQctdn\">\u932f\u8aa4\u7684\u53ef\u80fd\u6210\u56e0<\/h2>\n<p>\u5c0e\u81f4 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure \u7684\u539f\u56e0\u6709\u591a\u7a2e\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u9023\u63a5\u53c3\u6578\u932f\u8aa4\uff1a<\/strong> \u6700\u5e38\u898b\u7684\u539f\u56e0\u4e4b\u4e00\u662f\u63d0\u4f9b\u4e86\u932f\u8aa4\u7684\u9023\u63a5\u53c3\u6578\uff0c\u4f8b\u5982\u4e3b\u6a5f\u3001\u7aef\u53e3\u3001\u7528\u6236\u540d\u6216\u5bc6\u78bc\u3002\u4ed4\u7d30\u6aa2\u67e5\u9019\u4e9b\u53c3\u6578\u4ee5\u78ba\u4fdd\u5b83\u5011\u6b63\u78ba\u7121\u8aa4\u3002<\/li>\n<li><strong>\u9632\u706b\u7246\u6216\u7db2\u7d61\u554f\u984c\uff1a<\/strong> \u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\u6709\u6642\u6703\u963b\u6b62\u8207 PostgreSQL \u670d\u52d9\u5668\u7684\u9023\u63a5\u3002\u78ba\u4fdd\u6240\u9700\u7aef\u53e3\u958b\u653e\uff0c\u4e26\u4e14\u7db2\u7d61\u8a2d\u7f6e\u5141\u8a31\u8207\u670d\u52d9\u5668\u9032\u884c\u901a\u4fe1\u3002<\/li>\n<li><strong>\u670d\u52d9\u5668\u4e0d\u53ef\u7528\uff1a<\/strong> \u5982\u679c PostgreSQL \u670d\u52d9\u5668\u8655\u65bc\u95dc\u9589\u6216\u672a\u904b\u884c\u72c0\u614b\uff0c\u5c07\u5c0e\u81f4\u9023\u63a5\u5931\u6557\u3002\u6aa2\u67e5\u670d\u52d9\u5668\u72c0\u614b\uff0c\u5982\u6709\u5fc5\u8981\u91cd\u555f\u670d\u52d9\u5668\u3002<\/li>\n<li><strong>\u8a8d\u8b49\u554f\u984c\uff1a<\/strong> \u5ba2\u6236\u7aef\u8207\u670d\u52d9\u5668\u4e4b\u9593\u7684\u8a8d\u8b49\u8a2d\u7f6e\u4e0d\u6b63\u78ba\u6216\u8a8d\u8b49\u65b9\u6cd5\u4e0d\u5339\u914d\u53ef\u80fd\u5c0e\u81f4\u9023\u63a5\u5931\u6557\u3002\u9a57\u8b49\u8a8d\u8b49\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u5169\u8005\u4e00\u81f4\u3002<\/li>\n<\/ul>\n<h2 id=\"steps-to-fix-postgresql-error-code-08006-connection_failure-afMrqQctdn\">\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure \u7684\u6b65\u9a5f<\/h2>\n<p>\u65e2\u7136\u6211\u5011\u77ad\u89e3\u4e86\u932f\u8aa4\u7684\u53ef\u80fd\u6210\u56e0\uff0c\u73fe\u5728\u8b93\u6211\u5011\u4f86\u63a2\u8a0e\u5982\u4f55\u9010\u6b65\u4fee\u5fa9\u6b64\u932f\u8aa4\uff1a<\/p>\n<h3 id=\"1-verify-connection-parameters-afMrqQctdn\">1. \u9a57\u8b49\u9023\u63a5\u53c3\u6578<\/h3>\n<p>\u4ed4\u7d30\u6aa2\u67e5\u9023\u63a5\u53c3\u6578\uff0c\u5982\u4e3b\u6a5f\u3001\u7aef\u53e3\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002\u78ba\u4fdd\u9019\u4e9b\u53c3\u6578\u6b63\u78ba\u7121\u8aa4\uff0c\u4e26\u8207\u670d\u52d9\u5668\u914d\u7f6e\u76f8\u7b26\u3002\u4efb\u4f55\u4e0d\u4e00\u81f4\u90fd\u53ef\u80fd\u5c0e\u81f4\u9023\u63a5\u5931\u6557\u3002<\/p>\n<h3 id=\"2-check-firewall-and-network-settings-afMrqQctdn\">2. \u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u8a2d\u7f6e<\/h3>\n<p>\u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u5b83\u5011\u5141\u8a31\u8207 PostgreSQL \u670d\u52d9\u5668\u9032\u884c\u901a\u4fe1\u3002\u958b\u653e\u5fc5\u8981\u7684\u7aef\u53e3\u4e26\u76f8\u61c9\u5730\u914d\u7f6e\u7db2\u7d61\u8a2d\u7f6e\u3002\u5982\u6709\u9700\u8981\uff0c\u53ef\u8aee\u8a62\u60a8\u7684\u7db2\u7d61\u7ba1\u7406\u54e1\u3002<\/p>\n<h3 id=\"3-restart-the-postgresql-server-afMrqQctdn\">3. \u91cd\u555f PostgreSQL \u670d\u52d9\u5668<\/h3>\n<p>\u5982\u679c PostgreSQL \u670d\u52d9\u5668\u672a\u904b\u884c\u6216\u9047\u5230\u554f\u984c\uff0c\u91cd\u555f\u670d\u52d9\u5668\u53ef\u4ee5\u89e3\u6c7a\u9023\u63a5\u5931\u6557\u554f\u984c\u3002\u91cd\u555f\u670d\u52d9\u5668\u5f8c\u518d\u5617\u8a66\u9023\u63a5\u3002<\/p>\n<h3 id=\"4-verify-authentication-settings-afMrqQctdn\">4. \u9a57\u8b49\u8a8d\u8b49\u8a2d\u7f6e<\/h3>\n<p>\u6aa2\u67e5\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u5169\u908a\u7684\u8a8d\u8b49\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u5b83\u5011\u4e00\u81f4\u4e26\u4e14\u5339\u914d\u3002\u5982\u6709\u9700\u8981\uff0c\u66f4\u65b0\u8a8d\u8b49\u8a2d\u7f6e\u4ee5\u89e3\u6c7a\u8207\u8a8d\u8b49\u76f8\u95dc\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"5-check-server-logs-afMrqQctdn\">5. \u6aa2\u67e5\u670d\u52d9\u5668\u65e5\u8a8c<\/h3>\n<p>\u67e5\u770b PostgreSQL \u670d\u52d9\u5668\u7684\u65e5\u8a8c\uff0c\u67e5\u627e\u8207\u9023\u63a5\u5931\u6557\u76f8\u95dc\u7684\u932f\u8aa4\u8a0a\u606f\u6216\u8b66\u544a\u3002\u65e5\u8a8c\u53ef\u63d0\u4f9b\u6709\u95dc\u554f\u984c\u6839\u672c\u539f\u56e0\u7684\u5bf6\u8cb4\u8cc7\u8a0a\uff0c\u6709\u52a9\u65bc\u6545\u969c\u6392\u9664\u3002<\/p>\n<h3 id=\"6-seek-professional-assistance-afMrqQctdn\">6. \u5c0b\u6c42\u5c08\u696d\u5e6b\u52a9<\/h3>\n<p>\u5982\u679c\u4e0a\u8ff0\u6b65\u9a5f\u672a\u80fd\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure\uff0c\u5efa\u8b70\u5c0b\u6c42\u5c08\u696d\u5e6b\u52a9\u3002\u7d93\u9a57\u8c50\u5bcc\u7684\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u6216 PostgreSQL \u5c08\u5bb6\u53ef\u63d0\u4f9b\u9032\u4e00\u6b65\u7684\u6307\u5c0e\u8207\u652f\u63f4\u4f86\u89e3\u6c7a\u6b64\u554f\u984c\u3002<\/p>\n<h2 id=\"summary-afMrqQctdn\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0cPostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08006 &#8211; connection_failure \u53ef\u80fd\u7531\u591a\u7a2e\u539f\u56e0\u5f15\u8d77\uff0c\u4f8b\u5982\u9023\u63a5\u53c3\u6578\u932f\u8aa4\u3001\u9632\u706b\u7246\u6216\u7db2\u7d61\u554f\u984c\u3001\u670d\u52d9\u5668\u4e0d\u53ef\u7528\u6216\u8a8d\u8b49\u554f\u984c\u3002\u901a\u904e\u9a57\u8b49\u9023\u63a5\u53c3\u6578\u3001\u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u8a2d\u7f6e\u3001\u91cd\u555f\u670d\u52d9\u5668\u3001\u9a57\u8b49\u8a8d\u8b49\u8a2d\u7f6e\u3001\u6aa2\u67e5\u670d\u52d9\u5668\u65e5\u8a8c\uff0c\u4ee5\u53ca\u5728\u5fc5\u8981\u6642\u5c0b\u6c42\u5c08\u696d\u5e6b\u52a9\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd\u8207\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\u9806\u5229\u9023\u63a5\u3002<\/p>\n<p>\u5982\u9700\u53ef\u9760\u4e14\u9ad8\u6548\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u7684\u9802\u7d1a VPS \u8a17\u7ba1\u670d\u52d9\u53ef\u70ba\u60a8\u7684 PostgreSQL \u53ca\u5176\u4ed6\u61c9\u7528\u7a0b\u5f0f\u63d0\u4f9b\u7121\u7e2b\u9023\u63a5\u8207\u5353\u8d8a\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 PostgreSQL &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-20813","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20813","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=20813"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20813\/revisions"}],"predecessor-version":[{"id":24271,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20813\/revisions\/24271"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20813"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20813"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}